Home / 346,771,169.61-478,613,735.58-205,720,681.69

Finding the Fourth Proportional to 346,771,169.61, 478,613,735.58 and 205,720,681.69

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Solution

The fourth proportional to 346,771,169.61, 478,613,735.58 and 205,720,681.69 is: 283,935,784.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,771,169.61 : 478,613,735.58 = 205,720,681.69 : x
  2. Step 2: Convert to fraction form
    346,771,169.61/478,613,735.58 = 205,720,681.69/x
  3. Step 3: Cross multiply
    346,771,169.61x = 478,613,735.58 × 205,720,681.69
  4. Step 4: Simplify right side
    346,771,169.61x = 98,460,743,949,715,008
  5. Step 5: Solve for x
    x = 98,460,743,949,715,008/346,771,169.61
  6. Step 6: Final answer
    x = 283,935,784.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.